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63 lines (62 loc) · 1.54 KB
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replaceSpace.java
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63 lines (62 loc) · 1.54 KB
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/*public class Solution {
public String replaceSpace(StringBuffer str) {
if(str==null)
return null;
StringBuilder nstr = new StringBuilder();
for (int i=0;i<str.length();i++)
{
if(str.charAt(i)==' ')
{
nstr.append('%');
nstr.append('2');
nstr.append('0');
}else
{
nstr.append(str.charAt(i));
}
}
return nstr.toString();
}
}*/
/*
public class Solution {
public String replaceSpace(StringBuffer str) {
int length=str.length();
for(int i=0;i<length;i++)
{
if(' '==str.charAt(i))
{
str.deleteCharAt(i);
str.insert(i,"%20");
length=str.length();
i=i+2;
}
}
return str.toString();
}
}
*/
public class Solution {
public String replaceSpace(StringBuffer str)
{
if(str==null)
{
return null;
}
StringBuffer sb = new StringBuffer();
for(int i=0;i<str.length();i++)
{
if(' '==str.charAt(i))
{
sb.append('%');
sb.append('2');
sb.append('0');
}
else
{
sb.append(str.charAt(i));
}
}
return sb.toString();
}
}